improve caching of registrant#summary page, add ID to the events export
remove judging_menu page (unused, replaced by other pages)
add sorted_last_name to fix non-ascii characters in last names
clean up Registrant Expenses table of Registrant#summary. Change registrant form name
improve caching of index_all
update export_controller spec
fix showing wheel size menu for 10 year old registrants
remove debug code
show the competitor team name on the registration confirmed competitions page
improve performance of regisstrant#summary warnings query